Finding the Fourth Proportional to 8,013,359.28, 12,021,161.58 and 2,622,433.44
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Solution
The fourth proportional to 8,013,359.28, 12,021,161.58 and 2,622,433.44 is: 3,934,017.56
Step by Step Solution
- Step 1: Write the proportion equation
8,013,359.28 : 12,021,161.58 = 2,622,433.44 : x - Step 2: Convert to fraction form
8,013,359.28/12,021,161.58 = 2,622,433.44/x - Step 3: Cross multiply
8,013,359.28x = 12,021,161.58 × 2,622,433.44 - Step 4: Simplify right side
8,013,359.28x = 31,524,696,115,035.23 - Step 5: Solve for x
x = 31,524,696,115,035.23/8,013,359.28 - Step 6: Final answer
x = 3,934,017.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.